[go: up one dir, main page]

CA2370755A1 - Pompe sanguine rotative et son systeme de commande - Google Patents

Pompe sanguine rotative et son systeme de commande Download PDF

Info

Publication number
CA2370755A1
CA2370755A1 CA002370755A CA2370755A CA2370755A1 CA 2370755 A1 CA2370755 A1 CA 2370755A1 CA 002370755 A CA002370755 A CA 002370755A CA 2370755 A CA2370755 A CA 2370755A CA 2370755 A1 CA2370755 A1 CA 2370755A1
Authority
CA
Canada
Prior art keywords
pump
impeller
housing
blades
blood
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002370755A
Other languages
English (en)
Other versions
CA2370755C (fr
Inventor
Peter Joseph Ayre
Geoffrey Douglas Tansley
Peter Andrew Watterson
John Campbell Woodard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Technology Sydney
Ventrassist Pty Ltd
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AUPP9959A external-priority patent/AUPP995999A0/en
Priority claimed from US09/299,038 external-priority patent/US6250880B1/en
Application filed by Individual filed Critical Individual
Publication of CA2370755A1 publication Critical patent/CA2370755A1/fr
Application granted granted Critical
Publication of CA2370755C publication Critical patent/CA2370755C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/419—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/165—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
    • A61M60/178—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/20—Type thereof
    • A61M60/205—Non-positive displacement blood pumps
    • A61M60/216—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
    • A61M60/226—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having mainly radial components
    • A61M60/232—Centrifugal pumps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/422—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being electromagnetic, e.g. using canned motor pumps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80—Constructional details other than related to driving
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/804—Impellers
    • A61M60/806—Vanes or blades
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80—Constructional details other than related to driving
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/818—Bearings
    • A61M60/824—Hydrodynamic or fluid film bearings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
    • A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Mechanical Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA002370755A 1999-04-23 2000-04-20 Pompe sanguine rotative et son systeme de commande Expired - Fee Related CA2370755C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPP9959 1999-04-23
US09/299,038 1999-04-23
AUPP9959A AUPP995999A0 (en) 1999-04-23 1999-04-23 Non-contact estimation and control system
US09/299,038 US6250880B1 (en) 1997-09-05 1999-04-23 Rotary pump with exclusively hydrodynamically suspended impeller
PCT/AU2000/000355 WO2000064509A1 (fr) 1999-04-23 2000-04-20 Pompe sanguine rotative et son systeme de commande

Publications (2)

Publication Number Publication Date
CA2370755A1 true CA2370755A1 (fr) 2000-11-02
CA2370755C CA2370755C (fr) 2009-11-24

Family

ID=25646033

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002370755A Expired - Fee Related CA2370755C (fr) 1999-04-23 2000-04-20 Pompe sanguine rotative et son systeme de commande

Country Status (7)

Country Link
EP (2) EP1602386A1 (fr)
JP (1) JP2002541986A (fr)
CN (1) CN1372479A (fr)
AT (1) ATE300322T1 (fr)
CA (1) CA2370755C (fr)
DE (1) DE60021554T2 (fr)
WO (1) WO2000064509A1 (fr)

Families Citing this family (71)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6783328B2 (en) * 1996-09-30 2004-08-31 Terumo Cardiovascular Systems Corporation Method and apparatus for controlling fluid pumps
AU2003285221B2 (en) * 2002-12-17 2008-06-26 Rodney James Lane Blood pumping system and procedure
US7682301B2 (en) * 2003-09-18 2010-03-23 Thoratec Corporation Rotary blood pump
US7798952B2 (en) * 2003-10-09 2010-09-21 Thoratec Corporation Axial flow blood pump
WO2005042064A1 (fr) * 2003-10-31 2005-05-12 Ventracor Limited Pompe a sang amelioree comprenant des composants polymeres
EP1598087B1 (fr) * 2004-03-24 2010-02-03 Terumo Kabushiki Kaisha pompe de sang avec palier hydrodynamique
CN1596999B (zh) * 2004-08-20 2010-04-28 清华大学 螺旋制式翼型微型血泵
JP4517076B2 (ja) * 2005-06-23 2010-08-04 独立行政法人産業技術総合研究所 動圧軸受を備えた人工心臓ポンプ
CN100363632C (zh) * 2005-09-16 2008-01-23 清华大学 一种适于微型泵的无轴开式叶轮
CN103432637B (zh) * 2006-01-13 2016-12-28 哈特威尔公司 旋转式血泵
US8672611B2 (en) 2006-01-13 2014-03-18 Heartware, Inc. Stabilizing drive for contactless rotary blood pump impeller
US7762941B2 (en) * 2007-04-25 2010-07-27 Robert Jarvik Blood pump bearings with separated contact surfaces
WO2008136979A1 (fr) * 2007-04-30 2008-11-13 Heartware, Inc. Pompe à sang rotative centrifuge
JP5266464B2 (ja) * 2007-05-10 2013-08-21 ライニッシュ−ヴェストフェリッシェ・テクニッシェ・ホッホシューレ・アーヘン 心機能変化評価装置
US8659205B2 (en) 2007-06-27 2014-02-25 Brooks Automation, Inc. Motor stator with lift capability and reduced cogging characteristics
US9752615B2 (en) 2007-06-27 2017-09-05 Brooks Automation, Inc. Reduced-complexity self-bearing brushless DC motor
US8823294B2 (en) 2007-06-27 2014-09-02 Brooks Automation, Inc. Commutation of an electromagnetic propulsion and guidance system
CN101790673B (zh) 2007-06-27 2013-08-28 布鲁克斯自动化公司 用于自轴承电机的位置反馈
US8129984B2 (en) 2007-06-27 2012-03-06 Brooks Automation, Inc. Multiple dimension position sensor
US8283813B2 (en) 2007-06-27 2012-10-09 Brooks Automation, Inc. Robot drive with magnetic spindle bearings
KR20230079518A (ko) 2007-07-17 2023-06-07 브룩스 오토메이션 인코퍼레이티드 기판 이송 장치
EP2319552B1 (fr) 2009-11-06 2014-01-08 Berlin Heart GmbH Pompe à sang
CN102667167A (zh) * 2010-02-02 2012-09-12 三菱重工业株式会社 离心泵
JP5582805B2 (ja) * 2010-02-02 2014-09-03 三菱重工業株式会社 遠心ポンプ
CN102247628B (zh) * 2010-05-17 2013-05-22 北京天高智机技术开发公司 可植入式磁液悬浮型离心血泵
EP2407185A1 (fr) 2010-07-15 2012-01-18 ECP Entwicklungsgesellschaft mbH Rotor pouvant être comprimé et étendu radialement pour une pompe dotée d'une aube directrice
JP5577506B2 (ja) 2010-09-14 2014-08-27 ソーラテック コーポレイション 遠心式ポンプ装置
EP2665499A4 (fr) * 2011-01-21 2017-06-07 Heartware, Inc. Estimation de flux dans une pompe pour le sang
WO2012132850A1 (fr) 2011-03-28 2012-10-04 Ntn株式会社 Dispositif de rotation et d'entraînement, et dispositif de pompe centrifuge utilisant ce dispositif
WO2012149946A1 (fr) 2011-05-05 2012-11-08 Berlin Heart Gmbh Pompe à sang
CN102705246B (zh) * 2012-05-08 2014-11-26 清华大学 一种叶轮悬浮的超小型泵
EP2719403B1 (fr) 2012-10-12 2016-09-28 Abiomed Europe GmbH Pompe sanguine centrifuge
US9371826B2 (en) 2013-01-24 2016-06-21 Thoratec Corporation Impeller position compensation using field oriented control
US9556873B2 (en) 2013-02-27 2017-01-31 Tc1 Llc Startup sequence for centrifugal pump with levitated impeller
US10052420B2 (en) 2013-04-30 2018-08-21 Tc1 Llc Heart beat identification and pump speed synchronization
DE102013012469A1 (de) * 2013-07-09 2015-01-15 Fresenius Medical Care Deutschland Gmbh Verfahren zur Messung des Verlaufs von Druckpulswellen bei einer extrakorporalen Blutbehandlung und Vorrichtung zur Durchführung des Verfahrens
US10556050B2 (en) 2014-07-10 2020-02-11 Thorvascular Pty Ltd Low cost ventricular device and system thereof
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
WO2016130846A1 (fr) 2015-02-11 2016-08-18 Thoratec Corporation Identification de battement cardiaque et synchronisation de vitesse de pompe
WO2016130944A1 (fr) 2015-02-12 2016-08-18 Thoratec Corporation Système et procédé de commande de la position d'un rotor en lévitation
US10371152B2 (en) 2015-02-12 2019-08-06 Tc1 Llc Alternating pump gaps
WO2016130989A1 (fr) 2015-02-13 2016-08-18 Thoratec Corporation Mécanisme de suspension de rotor pour pompe cardiaque
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
WO2017120451A2 (fr) 2016-01-06 2017-07-13 Bivacor Inc. Pompe cardiaque avec commande de vitesse de rotation de turbine
CN106039441B (zh) * 2016-05-12 2018-05-22 北京精密机电控制设备研究所 心室辅助装置的无传感器流量测量方法及测量装置
EP3513074B1 (fr) * 2016-09-12 2023-08-02 Fluid Handling LLC. Pompes à auto-entraînement automatiques
CN106762694B (zh) 2016-12-12 2017-09-15 华中科技大学 一种微型水力悬浮机械泵
WO2018135477A1 (fr) * 2017-01-18 2018-07-26 テルモ株式会社 Pompe à sang
CN110603063B (zh) * 2017-04-25 2022-05-24 心脏器械股份有限公司 抗血栓表面电势陶瓷元件
EP3456367A1 (fr) * 2017-09-19 2019-03-20 Abiomed Europe GmbH Pompe sanguine
CN107693869B (zh) * 2017-09-30 2024-04-02 北京安生生物技术有限责任公司 一种能减少溶血和血栓的五自由度磁悬浮离心式叶轮
CN107469168B (zh) * 2017-09-30 2024-04-02 北京安生生物技术有限责任公司 一种减少血栓发生的单自由度磁悬浮离心式叶轮
JP2019069013A (ja) * 2017-10-10 2019-05-09 株式会社サンメディカル技術研究所 血液ポンプ及び血液ポンプの製造方法
DE102018201030A1 (de) 2018-01-24 2019-07-25 Kardion Gmbh Magnetkuppelelement mit magnetischer Lagerungsfunktion
WO2019152363A1 (fr) * 2018-01-31 2019-08-08 Heartware, Inc. Pompe sanguine axiale avec opération de rinçage de la roue
DE102018207611A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Rotorlagerungssystem
DE102018207575A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Magnetische Stirndreh-Kupplung zur Übertragung von Drehmomenten
DE102018208541A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Axialpumpe für ein Herzunterstützungssystem und Verfahren zum Herstellen einer Axialpumpe für ein Herzunterstützungssystem
DE102018208538A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Intravasale Blutpumpe und Verfahren zur Herstellung von elektrischen Leiterbahnen
DE102018208550A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Leitungsvorrichtung zum Leiten eines Blutstroms für ein Herzunterstützungssystem, Herzunterstützungssystem und Verfahren zum Herstellen einer Leitungsvorrichtung
DE102018210076A1 (de) 2018-06-21 2019-12-24 Kardion Gmbh Verfahren und Vorrichtung zum Erkennen eines Verschleißzustands eines Herzunterstützungssystems, Verfahren und Vorrichtung zum Betreiben eines Herzunterstützungssystems und Herzunterstützungssystem
DE102018211327A1 (de) 2018-07-10 2020-01-16 Kardion Gmbh Laufrad für ein implantierbares, vaskuläres Unterstützungssystem
DE102018212153A1 (de) 2018-07-20 2020-01-23 Kardion Gmbh Zulaufleitung für eine Pumpeneinheit eines Herzunterstützungssystems, Herzunterstützungssystem und Verfahren zum Herstellen einer Zulaufleitung für eine Pumpeneinheit eines Herzunterstützungssystems
CN109284569B (zh) * 2018-10-15 2023-04-07 天津大学 一种永磁电机周期定子的组合不稳定分析及预测方法
CN111166949A (zh) * 2018-11-13 2020-05-19 上海微创医疗器械（集团）有限公司 叶轮、叶轮的制造方法以及经皮血泵
CN111097077B (zh) * 2020-01-08 2022-09-23 上海市东方医院（同济大学附属东方医院） 一种体外磁驱动液悬浮轴流式血泵
DE102020102474A1 (de) 2020-01-31 2021-08-05 Kardion Gmbh Pumpe zum Fördern eines Fluids und Verfahren zum Herstellen einer Pumpe
CN111672164A (zh) * 2020-06-19 2020-09-18 北京博创朔方科技有限公司 铝合金型材铸造除气混合装置
CN111798430B (zh) * 2020-07-05 2021-03-26 西安医学院第二附属医院 离心泵轴心血栓辨识平台及方法
CN112156255B (zh) * 2020-10-14 2022-07-26 北京航空航天大学 一种体外循环磁轮一体化的磁悬浮离心血泵
WO2022203634A1 (fr) * 2021-03-25 2022-09-29 Dokuz Eylul Universitesi Rektorlugu Tête de pompe à sang centrifuge qui constitue la force de propulsion d'un dispositif d'aspiration

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781525A (en) * 1987-07-17 1988-11-01 Minnesota Mining And Manufacturing Company Flow measurement system
US5470208A (en) * 1990-10-05 1995-11-28 Kletschka; Harold D. Fluid pump with magnetically levitated impeller
PL174818B1 (pl) * 1993-09-27 1998-09-30 Diversey Corp Sposób i układ sterowania pompowaniem cieczy z pomiarem przepływu
US5725357A (en) * 1995-04-03 1998-03-10 Ntn Corporation Magnetically suspended type pump
JPH08284841A (ja) * 1995-04-10 1996-10-29 Ebara Corp ポンプ装置
US6074180A (en) * 1996-05-03 2000-06-13 Medquest Products, Inc. Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
AUPO902797A0 (en) * 1997-09-05 1997-10-02 Cortronix Pty Ltd A rotary blood pump with hydrodynamically suspended impeller

Also Published As

Publication number Publication date
CN1372479A (zh) 2002-10-02
WO2000064509A1 (fr) 2000-11-02
DE60021554T2 (de) 2006-03-30
DE60021554D1 (de) 2005-09-01
EP1176999B1 (fr) 2005-07-27
JP2002541986A (ja) 2002-12-10
ATE300322T1 (de) 2005-08-15
EP1176999A4 (fr) 2002-09-11
WO2000064509B1 (fr) 2001-02-01
EP1176999B8 (fr) 2005-09-28
EP1176999A1 (fr) 2002-02-06
EP1602386A1 (fr) 2005-12-07
CA2370755C (fr) 2009-11-24

Similar Documents

Publication Publication Date Title
CA2370755A1 (fr) Pompe sanguine rotative et son systeme de commande
US6866625B1 (en) Rotary blood pump and control system therefor
JP7332651B2 (ja) 血液ポンプ及び血液ポンプを動作させる方法
US7699588B2 (en) Centrifugal pump
CA2253435C (fr) Appareil de pompage rotatif hybride combinant sustentation magnetique et force centrifuge et procede
US9709061B2 (en) Impeller position compensation using field oriented control
CN107551341B (zh) 转动平稳的离心血泵
WO2006053384A1 (fr) Pompe à fluide
US20120016178A1 (en) Rotary Pump with Hydrodynamically Suspended Impeller
JPS63100276A (ja) 可変速水車発電装置
US20050196293A1 (en) Rotary blood pump and control system therefor
JP2003501155A (ja) 磁気浮上支持式血液ポンプ
EP4296517A1 (fr) Unité de pompe pour pomper un liquide ou une suspension et procédé de commande d'une unité de pompe
Monties et al. Cora valveless pulsatile rotary pump: new design and control
NL1018333C1 (nl) Pompwaaier met verminderde schoepinlaatslijtage.
AU760610B2 (en) A rotary blood pump and control system therefor
AU2003201358B2 (en) A Rotary Blood Pump and Control System Therefor
SU1096400A1 (ru) Способ регулировани характеристик гидродинамического импеллерного уплотнени вала насоса
AU766439B2 (en) Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
Tsukiya et al. Visualization of flow structure in a centrifugal blood pump impeller
Ibrahim Balancing Axial Thrust in the Single–Suction one stage Centrifugal Pump by Hydraulic Balance Holes
Burton et al. Least Resistance Principle and Wind Turbine Load Matching
JP2001252351A (ja) 血液ポンプ

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20150420